PACKING BY SHRINKABLE FILM

PURPOSE:To make it possible to apply to automatic packing, by melting and heat-sealing a longitudinally and mono-axially stretched film in a double folded cylinder or a deformed bag. CONSTITUTION:Longitudinally and mono-axially stretched film 1 with required is wound up to be a roll-form and fed double with required printing on it. In this case, two rolls of the film 1 is used or one roll is used, which is made of film longitudinally folded double at the middle thereof. This double sheets of film are melted and heat-sealed 5 at around right angle to form a cylinder 2. Articles to be packed are inserted into the cylinder to envelop with heating. Further when the film 1 fed double are folded with paper or the like 4, then cut and heat-sealed 5 and curled as a roll, they are applicable to an automatic wrapping device.